78213604

素因数分解:

$2^2\times 7^3\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 161392000

約数和(自身を除く): 83178396

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 343, 436, 523, 686, 763, 1046, 1372, 1526, 2092, 3052, 3661, 5341, 7322, 10682, 14644, 21364, 25627, 37387, 51254, 57007, 74774, 102508, 114014, 149548, 179389, 228028, 358778, 399049, 717556, 798098, 1596196, 2793343, 5586686, 11173372, 19553401, 39106802, 78213604]

約数ペア:

[(1, 78213604), (2, 39106802), (4, 19553401), (7, 11173372), (14, 5586686), (28, 2793343), (49, 1596196), (98, 798098), (109, 717556), (196, 399049), (218, 358778), (343, 228028), (436, 179389), (523, 149548), (686, 114014), (763, 102508), (1046, 74774), (1372, 57007), (1526, 51254), (2092, 37387), (3052, 25627), (3661, 21364), (5341, 14644), (7322, 10682)]